You must be lookin at flat rate! It's too expensive that way! If you use your own box & do Parcel Post through US Postal it should be @ 5-7$ even with delivery confirmation! And it even gets there faster!
Priority Mail® Small Flat Rate Box USPS-Produced Box: 8-5/8" x 5-3/8" x 1-5/8" Sat, May 19 $5.35 $5.15
Priority Mail® Small Flat Rate Box Hold For Pickup USPS-Produced Box: 8-5/8" x 5-3/8" x 1-5/8" Sat, May 19 Not available $5.15
Priority Mail® Regional Rate Box A USPS-Produced Box: 12-13/16" x 10-15/16" x 2-3/8" or 10" x 7" x 4-3/4" Sat, May 19 Not available $5.16
Priority Mail® Regional Rate Box A Hold For Pickup USPS-Produced Box: 12-13/16" x 10-15/16" x 2-3/8" or 10" x 7" x 4-3/4" Sat, May 19 Not available $5.16
Priority Mail® Regional Rate Box B USPS-Produced Box: 15-7/8" x 14-3/8" x 2-7/8" or 12" x 10-1/4" x 5" Sat, May 19 Not available $6.98
Priority Mail® Regional Rate Box B Hold For Pickup USPS-Produced Box: 15-7/8" x 14-3/8" x 2-7/8" or 12" x 10-1/4" x 5" Sat, May 19 Not available $6.98
Am going to try to do the cheapest way possible ,I will go check tomorrow morning and see in which box can it fit or if I find one, if is cheaper.